using namespace std
////////////尘汪///////////////////用户类//////////////////////////////////////
class User
{
private:
int money
string userName
string password
public:
User()
~User()
User(string userName, string password)
int saveMoney(int money)// 存款
int getMoney(int money)// 取款
int checkMoney() // 查询余额
string getUserName() // 取得用户名
string getPassword() // 取得密码
}
User::User()
{
money = 0
}
User::User(string userName, string password)
{
money = 0
this->userName = userName
this->password = password
}
int User::saveMoney(int money)
{
this->money += money
return this->money
}
int User::getMoney(int money)
{
this->money -= money
return this->money
}
int User::checkMoney()
{
return this->money
}
string User::getUserName()
{
return this->userName
}
string User::getPassword()
{
return this->password
}
/////////////////////////////////////////////////////////////////////////
///////////////////////////////////数据库类，用来存储用户//////////////////////
class DataBase
{
private:
User *users[40] // 默认数据可最多能存放40个用户
int userNumber // 已注册用户的数量
public:
DataBase()
~DataBase()
bool add(User *user) // 添加新用户
User * getUser(int i)// 按照索引取得用户
User * getUser(string name)// 按照用户名取得用户
int getUserNumber() // 取得数据库中用户的数量
}
DataBase::DataBase()
{
userNumber = 0
}
DataBase::~DataBase()
{
delete users
}
bool DataBase::add(User *user)
{
if(userNumber <40 &&getUser(user->getUserName()) == NULL) // 如果当前用户名在数据库中不存在
{
users[userNumber] = user
userNumber++
return true // 返悄兄碧回true表示新用户添加成功
}
return false// 返回false表示新用户添加失败
}
User * DataBase::getUser(int i)
{
if(i >40 || i <0) return NULL
return users[i]
}
User * DataBase::getUser(string userName)
{
for(int i = 0i <userNumberi++)
{
User *user = getUser(i)
if(user->getUserName() == userName) return user
}
return NULL
}
///////启举//////////////////////////////////////////////////////////////////
DataBase database
int welcom()
// 注册
User * user_register()
User * user_login()
int exit()
int user_process()
int main()
{
int state
int user_state
User *user
do
{
state = welcom()
switch(state)
{
case 1:
user = user_register()// 用户注册
if(NULL != user)
{
cout<<"\n注册成功\n"
do
{
user_state = user_process()
switch(user_state)
{
case 1:// 存钱
{
cout<<"输入存钱金额："
int num
cin>>num
cout<<"余额为："<<user->saveMoney(num)<<endl
}
break
case 2:// 取钱
{
cout<<"输入取钱金额："
int num
cin>>num
cout<<"余额为："<<user->getMoney(num)<<endl
}
break
case 3:// 查看余额
{
cout<<"余额为："<<user->checkMoney()<<endl
}
break
case 4://返回
user_state = 0
default: break
}
} while(user_state)
user = NULL
}
else cout<<"\n注册失败\n"
break
case 2:
user = user_login()// 用户登陆
if(NULL != user)
{
cout<<"登陆成功"<<endl
do
{
user_state = user_process()
switch(user_state)
{
case 1:// 存钱
{
cout<<"输入存钱金额："
int num
cin>>num
cout<<"余额为："<<user->saveMoney(num)<<endl
}
break
case 2:// 取钱
{
cout<<"输入取钱金额："
int num
cin>>num
cout<<"余额为："<<user->getMoney(num)<<endl
}
break
case 3:// 查看余额
{
cout<<"余额为："<<user->checkMoney()<<endl
}
break
case 4://返回
user_state = 0
default: break
}
} while(user_state)
user = NULL
}
else cout<<"\n登陆失败\n"
break
case 3:
state = exit()
break
default: break
}
}
while(state)
return 0
}
int welcom()
{
cout<<"\t\t**********欢迎使用ATM系统**********\n"
cout<<"\t\t* 1.用户注册 *\n"
cout<<"\t\t* 2.用户登录 *\n"
cout<<"\t\t* 3.退出系统 *\n"
cout<<"\t\t***********************************\n"
int num
cin>>num
return num
}
// 注册
User * user_register()
{
string userName
string password
cout<<"请输入账号："
cin>>userName
if(NULL != database.getUser(userName)) // 如果用户名存在
return NULL// 注册失败
cout<<"请输入密码："
cin>>password
User *user = new User(userName, password)
database.add(user)
return user// 注册成功
}
User * user_login()
{
string userName
string password
cout<<"请输入账号："
cin>>userName
cout<<"请输入密码："
cin>>password
User *user = database.getUser(userName)
if(NULL != user) // 如果用户存在
if(user->getPassword() == password)
return user// 如果密码匹配则登陆成功
return NULL// 如果用户不存在
}
int exit()
{
return 0// 退出系统
}
int user_process()
{
cout<<"\t\t******************************\n"
cout<<"\t\t* 请选择 *** 作类型 *\n"
cout<<"\t\t* 1.存 钱 *\n"
cout<<"\t\t* 2.取 钱 *\n"
cout<<"\t\t* 3.查 看 余 额 *\n"
cout<<"\t\t* 4.返 回 *\n"
cout<<"\t\t******************************\n"
int num
cin>>num
return num
}
#include<stdio.h>void main()
{
char SelectKey,CreditMoney,DebitMoney
while(1)
{
do{
clrscr()
puts("Please select key:")
puts("1.Quary")
puts("2.Credit")
puts("3.Debit")
puts("4.Return")
SelectKey=getch()
}while(SelectKey!='1'&&SelectKey!='2'&&SelectKey!='3'&&SelectKey!='4')
switch(SelectKey)
{
case'1':
clrscr()
puts("Your balance is $1000")
getch()
break
case'2':
do{
clrscr()
puts("Please select Credit money:")
puts("1.$50")
puts("2.$100")
puts("3.Return")
CreditMoney=getch()
}while(CreditMoney!='1'&&CreditMoney!='2'&&CreditMoney!='3')
switch(CreditMoney)
{
case'1':
clrscr()
puts("Your Credit money is $50,Thank you!")
getch()
break
case'2':
clrscr()
puts("Your Credit money is $100,Thank you!")
getch()
break
case'3':
break
}
break
case'3':
do{
clrscr()
puts("Please select Debit money:")
puts("1.$50")
puts("2.$100")
puts("3.$500")
puts("4.$1000")
puts("5.Return")
DebitMoney=getch()
}while(DebitMoney!='1'渗派&&DebitMoney!='2'&&DebitMoney!='3'&&DebitMoney!='4'&&DebitMoney!='5')
switch(DebitMoney)
{
case'1':
clrscr()
puts("Your Debit money is $50,Thank you!")
getch()
break
case'2':
clrscr()
puts("Your Debit money is $100,Thank you!")
getch()
break
case'3':
clrscr()
puts("Your Debit money is $500,Thank you!")
getch()
break
case'4':
clrscr()
puts("Your Debit money is $1000,Thank you!")
getch()
break
case'5':
break
}
break
case'4':
return
}
}
}
几个小错误而已...比孙携如忘了写双撇号,switch写错了...还有!= 忘了写! 等等.. 以上程序可以运则喊伏行了
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